How To Fix 15031 - Inconsistency in table TNMAP

SAP Error Message - Details

• Message type: E = Error

• Message class: 15 - Update message

• Message number: 031

• Message text: Inconsistency in table TNMAP

What causes this issue?

If you use update groups, you can multiplex the update tables. The
corresponding table - VBHDR, VBMOD, or VBDATA is also entered in the
TNMAP. All three tables must be maintained for the respective server
group. One of these tables is missing.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 15031 - Inconsistency in table TNMAP ?

  The SAP error message 15031, which indicates "Inconsistency in table TNMAP," typically arises from issues related to the transport management system (TMS) in SAP. This error suggests that there is a mismatch or inconsistency in the transport routes or configuration settings in the TNMAP table, which is responsible for mapping transport routes between different systems in the landscape.
  Causes:
  
  Transport Route Configuration Issues: There may be inconsistencies in the transport routes defined in the TMS configuration.
  Manual Changes: Manual changes to the TNMAP table or related transport tables can lead to inconsistencies.
  System Upgrades or Migrations: Changes during system upgrades or migrations can sometimes lead to inconsistencies in transport settings.
  Missing Entries: Required entries in the TNMAP table may be missing or incorrectly configured.
  
  Solutions:
  
  
  Check Transport Routes: Review the transport routes defined in the TMS configuration. Ensure that all routes are correctly defined and that there are no missing or incorrect entries.
  
  Use transaction code STMS to access the Transport Management System.
  Navigate to the "Overview" and check the transport routes.
  
  
  
  Reconfigure TMS: If inconsistencies are found, you may need to reconfigure the TMS.
  
  You can do this by using transaction code STMS and selecting "Configuration" to recheck and adjust the settings.
  
  
  
  Repair TNMAP Table: If you have access to the database, you can check the TNMAP table directly for inconsistencies. However, this should be done with caution and ideally under the guidance of an SAP Basis consultant.
  
  Use transaction code SE11 to view the TNMAP table and check for any inconsistencies.
  
  
  
  Transport Directory: Ensure that the transport directory is correctly set up and that there are no issues with the transport files.
  
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide fixes or workarounds for known issues.
  
  
  Consult SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as STMS (Transport Management System), SE11 (Data Dictionary), and SE03 (Transport Organizer Tools).
  Documentation: Review SAP documentation related to transport management and TMS configuration for best practices and troubleshooting steps.
  Backup: Always ensure that you have a backup of your configuration before making changes to the transport settings or database tables.
  
  By following these steps, you should be able to identify and resolve the inconsistency in the TNMAP table that is causing the error message 15031.